Anddas Soft Foam Cover Earpads Cushion for Sony iPod MP3 Earbud Earphones (20pcs) Material: Foam; Colour: Red; Package Quantity: 20pcs Soft, durable and comfortable high-density foam covers/ear pads Good for replacing your worn-out or lost ear pads Potentially increase wearing comfort, enhance sound quality and isolate outside noise Compatible Products: most earbud-style earphones with 13mm-18mm in diameter, including